Home / 239,475.17-358,879.14-121,008.22

Finding the Fourth Proportional to 239,475.17, 358,879.14 and 121,008.22

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Solution

The fourth proportional to 239,475.17, 358,879.14 and 121,008.22 is: 181,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,475.17 : 358,879.14 = 121,008.22 : x
  2. Step 2: Convert to fraction form
    239,475.17/358,879.14 = 121,008.22/x
  3. Step 3: Cross multiply
    239,475.17x = 358,879.14 × 121,008.22
  4. Step 4: Simplify right side
    239,475.17x = 43,427,325,029.33
  5. Step 5: Solve for x
    x = 43,427,325,029.33/239,475.17
  6. Step 6: Final answer
    x = 181,343.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.